+++ /dev/null
-#!/usr/bin/env python3
-#
-# Copyright (C) 2018 Wind River Systems, Inc.
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
-# See the GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-
-import os
-import sys
-import argparse
-import logging
-import re
-
-class Dot(object):
- def __init__(self):
- parser = argparse.ArgumentParser(
- description="Analyse recipe-depends.dot generated by bitbake -g",
- epilog="Use %(prog)s --help to get help")
- parser.add_argument("dotfile",
- help = "Specify the dotfile", nargs = 1, action='store', default='')
- parser.add_argument("-k", "--key",
- help = "Specify the key, e.g., recipe name",
- action="store", default='')
- parser.add_argument("-d", "--depends",
- help = "Print the key's dependencies",
- action="store_true", default=False)
- parser.add_argument("-w", "--why",
- help = "Print why the key is built",
- action="store_true", default=False)
- parser.add_argument("-r", "--remove",
- help = "Remove duplicated dependencies to reduce the size of the dot files."
- " For example, A->B, B->C, A->C, then A->C can be removed.",
- action="store_true", default=False)
-
- self.args = parser.parse_args()
-
- if len(sys.argv) != 3 and len(sys.argv) < 5:
- print('ERROR: Not enough args, see --help for usage')
-
- def main(self):
- #print(self.args.dotfile[0])
- # The format is {key: depends}
- depends = {}
- with open(self.args.dotfile[0], 'r') as f:
- for line in f.readlines():
- if ' -> ' not in line:
- continue
- line_no_quotes = line.replace('"', '')
- m = re.match("(.*) -> (.*)", line_no_quotes)
- if not m:
- print('WARNING: Found unexpected line: %s' % line)
- continue
- key = m.group(1)
- if key == "meta-world-pkgdata":
- continue
- dep = m.group(2)
- if key in depends:
- if not key in depends[key]:
- depends[key].add(dep)
- else:
- print('WARNING: Fonud duplicated line: %s' % line)
- else:
- depends[key] = set()
- depends[key].add(dep)
-
- if self.args.remove:
- reduced_depends = {}
- for k, deps in depends.items():
- child_deps = set()
- added = set()
- # Both direct and indirect depends are already in the dict, so
- # we don't have to do this recursively.
- for dep in deps:
- if dep in depends:
- child_deps |= depends[dep]
-
- reduced_depends[k] = deps - child_deps
- outfile= '%s-reduced%s' % (self.args.dotfile[0][:-4], self.args.dotfile[0][-4:])
- with open(outfile, 'w') as f:
- print('Saving reduced dot file to %s' % outfile)
- f.write('digraph depends {\n')
- for k, v in reduced_depends.items():
- for dep in v:
- f.write('"%s" -> "%s"\n' % (k, dep))
- f.write('}\n')
- sys.exit(0)
-
- if self.args.key not in depends:
- print("ERROR: Can't find key %s in %s" % (self.args.key, self.args.dotfile[0]))
- sys.exit(1)
-
- if self.args.depends:
- if self.args.key in depends:
- print('Depends: %s' % ' '.join(depends[self.args.key]))
-
- reverse_deps = []
- if self.args.why:
- for k, v in depends.items():
- if self.args.key in v and not k in reverse_deps:
- reverse_deps.append(k)
- print('Because: %s' % ' '.join(reverse_deps))
-
-if __name__ == "__main__":
- try:
- dot = Dot()
- ret = dot.main()
- except Exception as esc:
- ret = 1
- import traceback
- traceback.print_exc()
- sys.exit(ret)
Code Review / AGL / meta-agl.git / blobdiff